Derivatives (Effect Of Derivative Instruments On The Condensed Consolidated Statements Of Earnings) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Apr. 02, 2011
Designated As Hedging Instruments [Member] | Commodity Contracts [Member] | Cost Of Products Sold [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in OCI on Derivatives (Effective Portion)	$ (2,264)	$ (1,086)
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	(10,854)	(9,060)
Amount of Gain or (Loss) Recognized in Earnings on Derivatives (Ineffective Portion)	500
Not Designated As Hedging Instruments [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	(1,293)	3,821
Not Designated As Hedging Instruments [Member] | Commodity Contracts [Member] | Cost Of Products Sold [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	(1,350)	4,261
Not Designated As Hedging Instruments [Member] | Foreign Exchange Contracts [Member] | Cost Of Products Sold [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in Earnings on Derivatives	$ 57	$ (440)